1/4 Counterbore Screws
12-point Flange Screws, Counterbore Screws, Ferry Head Cap Screws or Counterbore Screws, feature a 12 point head and a flanged bearing surface. Usually fully threaded, the 12-point design provides for higher tightening torque, without edge rounding and they are covered under ASME Standard B18.2.1
118 results, (click on any line for more information)
Search Results Sponsored by Metric Threaded Products, Inc., your source for 12 Point Flange Screws. For more results, visit www.metric-threaded.com | ||||||||
---|---|---|---|---|---|---|---|---|
Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Zinc/Clear | 1/4-28 x 1/2 | 1/4-28 x 1/2 alloy zinc 12 point flange bolts | 5,000 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1 1/4 | 12 pt flange screw alloy | 350 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1/2 | 12 pt flange screw alloy | 1,000 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 5/8 | 12 pt flange screw alloy | 500 |
|
Buy Counterbore Screws from one of our FCH Network Members | ||||||||
Jackson | MS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/2 | nf ferry c/s | 71 |
|
Future Fastener | TX | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1 | 1/4-20 x 1 ferry hd c/s blk | 1524 |
|
Jackson | MS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 5/8 | nc ferry c/s | 88 |
|
Jackson | MS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3/4 | nf ferry c/s | 100 |
|
R&S Indus | OR | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 2 | 1/4-20 x 2 12 pt flange screw alloy steel | 96 |
|
R&S Indus | OR | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 3/4 | 1/4-20 x 1-3/4 12 pt flange screw alloy steel | 97 |
|
R&S Indus | OR | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 7/8 | 1/4-20 x 7/8 12 pt flange screw alloy steel | 398 |
|
R&S Indus | OR | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/4 | 1/4-20 x 1-1/4 12 pt flange screw alloy steel | 35 |
|
R&S Indus | OR | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 | 1/4-20 x 1 12 pt flange screw alloy steel | 5 |
|
Cal Fastenrs | CA | 12 Point Flange Screw (CounterBore) | Steel | Zinc/Clear | 1/4-20 x 1/2 | 1/4-20 x 1/2 12-point fl/b Cr3+ 12-point fl/b | 11,500 |
|
Cal Fastenrs | CA | 12 Point Flange Screw (CounterBore) | Steel | Zinc/Clear | 1/4-20 x 3/8 | 1/4-20 x 3/8 12-point flange bolt alloy trivalent zinc 12-point flange bolt | 50 |
|
Century | FL | 12 Point Flange Screw (CounterBore) | Steel | Cadmium | 1/4-28 x 7/8 | ms9915-12 | 9739 |
|
Hayes | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 12 pt. ctrbr screw alloy | 100 |
|
Hayes | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/2 | 1/4-28 x 1 1/2 12 pt. ctrbr screw alloy | 2 |
|
Hayes | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 5/8 | 1/4-20 x 5/8 12 pt. ctrbr screw alloy | 18 |
|
Endries | WI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 5/8 | 1/4-20x5/8 alloy stl 170 000 psi 12 point flange screw plain | 250 |
|
Endries | WI | 12 Point Flange Screw (CounterBore) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28x7/8 302 stainless steel 12pt flange screw plain | | 25 |
| |
Wurth Ind | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 5/8 | scr 12pt flange alloy pl 1/4-20x5/8 steel plain | 5916 |
|
National | Ont | 12 Point Flange Screw (CounterBore) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-20 x 2 1/4 | 1/4-20x2-1/4 12pt flange countr-bor sscre | 197 |
|
WINA | MN | 12 Point Flange Screw (CounterBore) | Aluminum | Plain | 1/4-20 x 5/8 | scr 12pt flange alloy pl 1/4-20x5/8 | 5916 |
|
Endries | WI | 12 Point Flange Screw (CounterBore) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 1 1/2 | 1/4-28 x 1-1/2 flange 12 point screw stainless 18-8 | 51 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 12 point cap screw alloy b18.2.1 | 100 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 3/4 | 1/4-20 x 3/4 12 point cap screw alloy b18.2.1 | 75 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/4 | 1/4-28 x 1 1/4 12 point cap screw alloy b18.2.1 | 125 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/2 | 1/4-28 x 1 1/2 12 point cap screw alloy b18.2.1 | 65 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3/4 | 1/4-28 x 3/4 12 point cap screw alloy b18.2.1 | 20 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 | 1/4-20 x 1 12 point cap screw alloy b18.2.1 | 49 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1/2 | 1/4-20 x 1/2 12 point cap screw alloy b18.2.1 | 50 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 | 1/4-28 x 1 12 point cap screw alloy | 100 |
|
Weaver | WA | 12 Point Flange Screw (CounterBore) | Grade 8 | Plain | 1/4-28 x 7/8 | 1/4-28x7/8 gr8 12pt hd flange bolt plain | 50 |
|
CIF | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 | 1/4-20x1 12 point flange bolt alloy plain (969) (969) (974) () | 974 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 2 | fine 12-point fl/b b18.2.1 | 100 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 2 1/4 | fine 12-point fl/b b18.2.1 | 100 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 2 3/4 | fine 12-point fl/b | 31 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1/2 | fine 12-point fl/b | 25 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/2 | coarse 12-point fl/b | 128 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/4 | coarse 12-point fl/b | 1,900 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 | coarse 12-point fl/b | 1,900 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 3/4 | coarse 12-point fl/b | 11 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1/2 | coarse 12-point fl/b | 99 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 3/4 | coarse 12-point fl/b | 75 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 7/8 | coarse 12-point fl/b | 1,019 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3/4 | fine 12-point fl/b | 375 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 | fine 12-point fl/b | 1,443 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/4 | fine 12-point fl/b | 1,470 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 5/8 | 1/4-28x5/8 fine 12-point flange screw alloy pln b18.2.1 | 26 |
|
ASMC | IL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 7/8 | fine 12-point fl/b b18.2.1 | 75 |
|
Olander | CA | 12 Point Flange Screw (CounterBore) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 1/4-28 x 1 1/2 12-pt bolt sst rohs si | 2 |
| |
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/4 | 1/4-20 x 1 1/4 12 point cap screw alloy b18.2.1 | 25 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/2 | 1/4-20 x 1 1/2 12 point cap screw alloy b18.2.1 | 25 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/2 | 1/4-20 x 1 1/2 12 point cap screw alloy b18.2.1 | 50 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/4 | 1/4-28 x 1 1/4 12 point cap screw alloy b18.2.1 | 100 |
|
Ababa | CA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/2 | 1/4-28 x 1 1/2 12 point cap screw alloy b18.2.1 | 25 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Zinc/Clear | 1/4-28 x 1/2 | 1/4-28 x 1/2 alloy zinc 12 point flange bolts | 5,000 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1 1/4 | 12 pt flange screw alloy | 350 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1/2 | 12 pt flange screw alloy | 1,000 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 5/8 | 12 pt flange screw alloy | 500 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1 | 12 pt flange screw alloy | 500 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 3/4 | 12 pt flange screw alloy | 1,000 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 7/8 | 12 pt flange screw alloy | 2,300 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1 3/4 | 12 pt flange screw alloy | 500 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 2 | 12 pt flange screw alloy | 500 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1 1/2 | 12 pt flange screw alloy | 560 |
|
MTP | CA | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-28 x 3/4 | 1/4-28 x 3/4 alloy blk 12 pt flange screws | 428 |
|
Century | NY | 12 Point Flange Screw (CounterBore) | Steel | Cadmium | 1/4-28 x 7/8 | ms9915-12 | 9739 |
|
Liberty | IL | 12 Point Flange Screw (CounterBore) | Grade 8 | Plain | 1/4-28 x 1/2 | 12pt bolt gr8 | 1 |
|
Alma Bolt | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 | SAE 12-pt counterbore screw | 948 |
|
Alma Bolt | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3/4 | SAE 12-pt counterbore screw | 3615 |
|
Alma Bolt | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 3/4 | 12-pt counterbore screw | 394 |
|
Alma Bolt | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 | 12-pt counterbore screw | 588 |
|
MFS | KS | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 31/4 | 12-pt bolt | 14 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 5/8 | 12pt flange sc-cntrbore ejot | 50 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Chrome | 1/4-20 x 1 1/4 | 12-pt -chrome ejot | 15 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Chrome | 1/4-20 x 1 1/2 | 12-pt -chrome ejot | 11 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Chrome | 1/4-20 x 5/8 | 12pt chrome ejot | 17 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Chrome | 1/4-20 x 1 | 12-pt -chrome ejot | 14 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 2 1/2 | 12pt fl/b counterbore | 47 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Chrome | 1/4-20 x 1 3/4 | 12-pt -chrome ejot | 14 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Chrome | 1/4-20 x 2 | 12-pt -chrome ejot | 10 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Chrome | 1/4-20 x 2 1/4 | 12-pt -chrome ejot | 19 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3 | 1/4-28 x 3 12pt flange sc-counterbore | 90 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 2 | 1/4-28 x 2 12pt flange sc-counterbore | 87 |
|
MidStates | MI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 7/8 | 1/4-20 x 7/8 12-pt screw-chrome | 3 |
|
Delta | TX | 12 Point Flange Screw (CounterBore) | Steel | Zinc/Clear | 1/4-20 x 1/2 | 12 pt countr-bor zinc 1/4-20 x 1/2 | 200 |
|
Delta | TX | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 2 1/2 | 12 pt countr-bor plain 1/4-20 x 2 1/2 | 105 |
|
Delta | TX | 12 Point Flange Screw (CounterBore) | Steel | Zinc/Clear | 1/4-20 x 3 | 12 pt countr-bor zinc 1/4-20 x 3 | 600 |
|
Delta | TX | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 3/4 | 12 pt countr-bor plain 1/4-20 x 3/4 | 190 |
|
Delta | TX | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/2 | 12 pt countr-bor plain 1/4-20 x 1 1/2 | 235 |
|
Delta | TX | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/4 | 12 pt countr-bor plain 1/4-20 x 1 1/4 | 110 |
|
Liberty | IL | 12 Point Flange Screw (CounterBore) | Steel | Black Oxide | 1/4-20 x 1 3/4 | hex c bore 12-pt bolt black with 360 degree blue nylock patch | 148 |
|
JET Indus | WI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3/4 | 12pt. flange bolt 1/4-28x3/4 plain | 183 |
|
JET Indus | WI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 5/8 | 12pt. flange bolt 1/4-28x5/8 plain fine thread | 2,897 |
|
JET Indus | WI | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 3/4 | flange bolt 12pt 1/4-20x3/4 plain domestic | 1,000 |
|
ISSCO | MO | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/2 | 12 point counterbore screw | 487 |
|
ISSCO | MO | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 | 12 point counterbore screw | 2951 |
|
B & K FAST | PA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4 | 1/4 counterbore # csc55655 b18.2.1 | 1 |
|
SRF | AL | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/2 | 12 pt counterbore screw | 75 |
|
AIH | AZ | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1.248 | 1/4-28 x 1.248 bolt dbl hex washer hd a286 s/s AS3530-4-11 | 3 |
|
OBRIEN | OH | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3/4 | 12 pt fl/b | 93 |
|
OBRIEN | OH | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/4 | 12 pt fl/b | 46 |
|
THRDFAST | OK | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 7/8 | 12 pt counterbore screw b18.2.1 | 25 |
|
GUIDON | NJ | 12 Point Flange Screw (CounterBore) | Grade 8 | Plain | 1/4-20 x 1 | 500 |
| |
All Size | TX | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 2 1/2 | 1/4-20 x 2-1/2 12 point flange bolt plain b18.2.1 | 149 |
|
Wurth | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1/2 | 1/4-20x1/2 countr-bor alloy pack 450 per poly bag | 8,900 |
|
Wurth | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 | 1/4-20 x 1 countr-bor alloy | 3,675 |
|
Wurth | IN | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4 | 1/4 pilot 5/32 shank counterbore | 15 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 | nc 12 pt fl/b pl | 110 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 2 1/2 | nc 12 pt fl/b pl | 99 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 3/4 | nc 12 pt fl/b pl | 100 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 2 | nc 12 pt fl/b pl | 50 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 3/4 | nc 12 pt fl/b pl | 10 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/4 | nc 12 pt fl/b pl | 89 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-20 x 1 1/2 | nc 12 pt fl/b pl | 49 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 3/4 | nf 12 pt fl/b pl | 32 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/2 | nf 12 pt fl/b pl | 75 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 2 | nf 12 pt fl/b pl | 71 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 | nf 12 pt fl/b pl | 63 |
|
Valley Nu | WA | 12 Point Flange Screw (CounterBore) | Steel | Plain | 1/4-28 x 1 1/4 | nf 12 pt fl/b pl | 96 |
|
Trademarks identified with products listed on this website are the property of their respective owners, not FastenersClearingHouse.com.